Home / 1,003,159.08-1,503,680.70-329,064.36

Finding the Fourth Proportional to 1,003,159.08, 1,503,680.70 and 329,064.36

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Solution

The fourth proportional to 1,003,159.08, 1,503,680.70 and 329,064.36 is: 493,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,159.08 : 1,503,680.70 = 329,064.36 : x
  2. Step 2: Convert to fraction form
    1,003,159.08/1,503,680.70 = 329,064.36/x
  3. Step 3: Cross multiply
    1,003,159.08x = 1,503,680.70 × 329,064.36
  4. Step 4: Simplify right side
    1,003,159.08x = 494,807,727,189.85
  5. Step 5: Solve for x
    x = 494,807,727,189.85/1,003,159.08
  6. Step 6: Final answer
    x = 493,249.51

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.